Michael O'Bee. 2022. HB, A4, 159 pages, illustrated throughout with double-size colour photographs.  ISBN 978-1-908715-20-3.  
New. Just published.
The latest research, including newly discovered tokens and re-attributions.  Notes on the places of issue, and on the issuers from wills, church registers, etc.  Index of places, names, devices and named trades.